Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    22-02-2024 10:25

General

  • Target

    2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.exe

  • Size

    467KB

  • MD5

    1026492bfce236ce6998a181ad7942c5

  • SHA1

    b8d6c2b1d007fb1f37539a646f1d446fa5b0e387

  • SHA256

    b1046bb2595a29b5397e7b7738d7061a9898fc76c364011e3a256d200fd6caa3

  • SHA512

    e83dd71598c2a2c2d36189f1a8c6394467ffd6386e13130f6cc023ebf7d378c800496e37f43dceb6bdff7d2a10fd7d767a280abbfa5c6d4223062f9436d52c3f

  • SSDEEP

    6144:jFrJxvldL4c5ONK1xgWbd1s79+iStX4we9sZzGiSJ1lQMowxHvtf2n3lPDv2i4EX:Bb4bZudi79LJV9CAxQvwxPl41d4EnAk

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1540
    • C:\Users\Admin\AppData\Local\Temp\1BF9.tmp
      "C:\Users\Admin\AppData\Local\Temp\1BF9.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.exe D0867D270518F854C3F799E2E15A611F94F1E3261F5943D414EE6F63C8EA5650BE2B0C7CC2D4E1F8B65C06CB57A54EA1B420669857D1728E34F8357B949B35ED
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
        "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.doc"
        3⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2444
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2424

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-22_1026492bfce236ce6998a181ad7942c5_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      d91328e17e8b6967616404eaf3f80287

      SHA1

      c0b2203ff08b21202ff275a3694d9b3d4c6c5eff

      SHA256

      dc994eb9137a86b8e438fd4b68c7617fc830c3138e67f782888c4083370170d4

      SHA512

      5e65c0715300199ea193d053ed15abcabc85e82df4ea246e45551bbe2ad9f907f9cca9eb5df0dfec4c3da5901f3b596dfd59e705f0d8af7354845d1bbe3e63f8

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\1BF9.tmp

      Filesize

      467KB

      MD5

      d3b899669bd56b65ff4795186b7fc15f

      SHA1

      5b8eed54b549835f0b6b785fea6a692ec3b759e5

      SHA256

      ff16c21ef35a23cd361876263fcaa67ae49da5073a6fe0762dfa9c2d88fa5268

      SHA512

      3ca66452e7cfc9c302e202501fc2034cd0c83aa02510385e0b0f83f524c880d876b94b3f44ab3bd764591035f4dcfdc36457418fbad262371ee01a50f99f9d6b

    • memory/2444-7-0x000000002FAA1000-0x000000002FAA2000-memory.dmp

      Filesize

      4KB

    • memory/2444-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2444-9-0x00000000713ED000-0x00000000713F8000-memory.dmp

      Filesize

      44KB

    • memory/2444-28-0x00000000713ED000-0x00000000713F8000-memory.dmp

      Filesize

      44KB

    • memory/2444-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB